scholarly journals Chiral transition in a finite system and possible use of finite-size scaling in relativistic heavy ion collisions

2011 ◽  
Vol 38 (8) ◽  
pp. 085101 ◽  
Author(s):  
L F Palhares ◽  
E S Fraga ◽  
T Kodama
Open Physics ◽  
2012 ◽  
Vol 10 (6) ◽  
Author(s):  
Wu Yuanfang ◽  
Chen Lizhu ◽  
Pan Xue ◽  
Shao Ming ◽  
Xiaosong Chen

AbstractAccounting for the influence of system size in relativistic heavy ion collisions, the finite-size form of a critical related observable is suggested. The fixed-point and straight line methods are proposed in exploring the QCD critical point and phase boundary in relativistic heavy ion collisions. As an application, the finitesize behaviour of the ratios of higher net-proton cumulants, dynamical electric charge fluctuations, and transverse momentum correlations in Au + Au collisions at RHIC are examined.


2006 ◽  
Vol 634 (2-3) ◽  
pp. 200-204 ◽  
Author(s):  
Alejandro Ayala ◽  
Eleazar Cuautle ◽  
J. Magnin ◽  
Luis Manuel Montaño ◽  
Alfredo Raya

Open Physics ◽  
2006 ◽  
Vol 4 (3) ◽  
Author(s):  
Athanasios Petridis

AbstractWe examine deviations from Boltzmann-Gibbs statistics for a certain class of partially equilibrated systems of finite size. We find that such systems are characterized by the Lévy distribution whose non-extensivity parameter is related to the number of internally equilibrated subsystems and to correlations among them. This concept is applicable to relativistic heavy ion collisions.


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